72 	int err = 0;  in write_eraseblock()  local
85 		err = mtd_write_oob(mtd, addr, &ops);  in write_eraseblock()
86 		if (err || ops.oobretlen != use_len) {  in write_eraseblock()
92 			return err ? err : -1;  in write_eraseblock()
98 	return err;  in write_eraseblock()
103 	int err;  in write_whole_device()  local
110 		err = write_eraseblock(i);  in write_whole_device()
111 		if (err)  in write_whole_device()
112 			return err;  in write_whole_device()
116 		err = mtdtest_relax();  in write_whole_device()
117 		if (err)  in write_whole_device()
118 			return err;  in write_whole_device()
176 	int err = 0;  in verify_eraseblock()  local
190 		err = mtd_read_oob(mtd, addr, &ops);  in verify_eraseblock()
191 		if (err || ops.oobretlen != use_len) {  in verify_eraseblock()
195 			return err ? err : -1;  in verify_eraseblock()
224 			err = mtd_read_oob(mtd, addr, &ops);  in verify_eraseblock()
225 			if (err || ops.oobretlen != mtd->ecclayout->oobavail) {  in verify_eraseblock()
229 				return err ? err : -1;  in verify_eraseblock()
258 	return err;  in verify_eraseblock()
264 	int err = 0;  in verify_eraseblock_in_one_go()  local
282 	err = mtd_read_oob(mtd, addr, &ops);  in verify_eraseblock_in_one_go()
283 	if (err || ops.oobretlen != len) {  in verify_eraseblock_in_one_go()
287 		return err ? err : -1;  in verify_eraseblock_in_one_go()
307 	return err;  in verify_eraseblock_in_one_go()
312 	int err;  in verify_all_eraseblocks()  local
319 		err = verify_eraseblock(i);  in verify_all_eraseblocks()
320 		if (err)  in verify_all_eraseblocks()
321 			return err;  in verify_all_eraseblocks()
325 		err = mtdtest_relax();  in verify_all_eraseblocks()
326 		if (err)  in verify_all_eraseblocks()
327 			return err;  in verify_all_eraseblocks()
335 	int err = 0;  in mtd_oobtest_init()  local
354 		err = PTR_ERR(mtd);  in mtd_oobtest_init()
356 		return err;  in mtd_oobtest_init()
375 	err = -ENOMEM;  in mtd_oobtest_init()
386 	err = mtdtest_scan_for_bad_eraseblocks(mtd, bbt, 0, ebcnt);  in mtd_oobtest_init()
387 	if (err)  in mtd_oobtest_init()
398 	err = mtdtest_erase_good_eraseblocks(mtd, bbt, 0, ebcnt);  in mtd_oobtest_init()
399 	if (err)  in mtd_oobtest_init()
403 	err = write_whole_device();  in mtd_oobtest_init()
404 	if (err)  in mtd_oobtest_init()
408 	err = verify_all_eraseblocks();  in mtd_oobtest_init()
409 	if (err)  in mtd_oobtest_init()
418 	err = mtdtest_erase_good_eraseblocks(mtd, bbt, 0, ebcnt);  in mtd_oobtest_init()
419 	if (err)  in mtd_oobtest_init()
423 	err = write_whole_device();  in mtd_oobtest_init()
424 	if (err)  in mtd_oobtest_init()
433 		err = verify_eraseblock_in_one_go(i);  in mtd_oobtest_init()
434 		if (err)  in mtd_oobtest_init()
439 		err = mtdtest_relax();  in mtd_oobtest_init()
440 		if (err)  in mtd_oobtest_init()
451 	err = mtdtest_erase_good_eraseblocks(mtd, bbt, 0, ebcnt);  in mtd_oobtest_init()
452 	if (err)  in mtd_oobtest_init()
462 	err = write_whole_device();  in mtd_oobtest_init()
463 	if (err)  in mtd_oobtest_init()
472 	err = verify_all_eraseblocks();  in mtd_oobtest_init()
473 	if (err)  in mtd_oobtest_init()
484 	err = mtdtest_erase_good_eraseblocks(mtd, bbt, 0, ebcnt);  in mtd_oobtest_init()
485 	if (err)  in mtd_oobtest_init()
503 	err = mtd_write_oob(mtd, addr0, &ops);  in mtd_oobtest_init()
504 	if (err) {  in mtd_oobtest_init()
506 		err = 0;  in mtd_oobtest_init()
523 	err = mtd_read_oob(mtd, addr0, &ops);  in mtd_oobtest_init()
524 	if (err) {  in mtd_oobtest_init()
526 		err = 0;  in mtd_oobtest_init()
547 		err = mtd_write_oob(mtd, mtd->size - mtd->writesize, &ops);  in mtd_oobtest_init()
548 		if (err) {  in mtd_oobtest_init()
550 			err = 0;  in mtd_oobtest_init()
567 		err = mtd_read_oob(mtd, mtd->size - mtd->writesize, &ops);  in mtd_oobtest_init()
568 		if (err) {  in mtd_oobtest_init()
570 			err = 0;  in mtd_oobtest_init()
576 		err = mtdtest_erase_eraseblock(mtd, ebcnt - 1);  in mtd_oobtest_init()
577 		if (err)  in mtd_oobtest_init()
591 		err = mtd_write_oob(mtd, mtd->size - mtd->writesize, &ops);  in mtd_oobtest_init()
592 		if (err) {  in mtd_oobtest_init()
594 			err = 0;  in mtd_oobtest_init()
611 		err = mtd_read_oob(mtd, mtd->size - mtd->writesize, &ops);  in mtd_oobtest_init()
612 		if (err) {  in mtd_oobtest_init()
614 			err = 0;  in mtd_oobtest_init()
625 	err = mtdtest_erase_good_eraseblocks(mtd, bbt, 0, ebcnt);  in mtd_oobtest_init()
626 	if (err)  in mtd_oobtest_init()
649 			err = mtd_write_oob(mtd, addr, &ops);  in mtd_oobtest_init()
650 			if (err)  in mtd_oobtest_init()
655 			err = mtdtest_relax();  in mtd_oobtest_init()
656 			if (err)  in mtd_oobtest_init()
681 		err = mtd_read_oob(mtd, addr, &ops);  in mtd_oobtest_init()
682 		if (err)  in mtd_oobtest_init()
697 		err = mtdtest_relax();  in mtd_oobtest_init()
698 		if (err)  in mtd_oobtest_init()
709 	if (err)  in mtd_oobtest_init()
710 		pr_info("error %d occurred\n", err);  in mtd_oobtest_init()
712 	return err;  in mtd_oobtest_init()